If you follow Roon’s Core and Endpoint architecture you will be better off... Use your MacBook Air and/or other general purpose computer(s) including a Nuc or Nuc clone as a Core and find a "Roon Ready" Endpoint (read RAAT capable Streamer) to hook your DAC to... Or get a RAAT capable Streamer with an internal DAC...
See rule #1 below... https://kb.roonlabs.com/Sound_Quality
See rule #1 below... https://kb.roonlabs.com/Sound_Quality